メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.365153002015 37.4168551972296, 140.364825411551 37.4170140866633, 140.364516496568 37.4171490969212, 140.363845822815 37.4174477922457, 140.363271790008 37.4177095838497, 140.362903110542 37.4171746725185, 140.362868455796 37.4171163980471, 140.364784044533 37.4163008650838, 140.367544905063 37.4151545497777, 140.367561795193 37.415227545679, 140.367706062416 37.4158749668444, 140.367164904679 37.4159410618322, 140.367045499339 37.415991584581, 140.366551083958 37.4162212085748, 140.365153002015 37.4168551972296)) ^^http://www.opengis.net/ont/geosparql#wktLiteral